| New Port Richey East to Odessa (Texas) | 1,199.56 mi (1,930.51 km) |
| New Port Richey East to Ogden (Utah) | 1,875.22 mi (3,017.88 km) |
| New Port Richey East to Oildale (California) | 2,176.61 mi (3,502.91 km) |
| New Port Richey East to Ojus (Florida) | 222.71 mi (358.42 km) |
| New Port Richey East to Okemos (Michigan) | 1,002.69 mi (1,613.67 km) |
| New Port Richey East to Oklahoma City (Oklahoma) | 1,000.49 mi (1,610.13 km) |
| New Port Richey East to Okmulgee (Oklahoma) | 930.01 mi (1,496.71 km) |
| New Port Richey East to Olathe (Kansas) | 1,011.07 mi (1,627.17 km) |
| New Port Richey East to Old Jamestown (Missouri) | 850.89 mi (1,369.37 km) |
| New Port Richey East to Oldsmar (Florida) | 14.57 mi (23.45 km) |
| New Port Richey East to Olean (New York) | 984.46 mi (1,584.34 km) |
| New Port Richey East to Olive Branch (Mississippi) | 625.32 mi (1,006.36 km) |
| New Port Richey East to Olivehurst (California) | 2,336.14 mi (3,759.66 km) |
| New Port Richey East to Olney (Maryland) | 818.16 mi (1,316.70 km) |
| New Port Richey East to Olympia (Washington) | 2,514.57 mi (4,046.81 km) |
